Now let it be known to the king, that if that city is rebuilt and the walls are finished, they will not pay tribute, custom or toll, and it will damage the revenue of the kings.

Where no oxen are, the manger is clean,
But much revenue comes by the strength of the ox.

And were on many waters.
The grain of the Nile, the harvest of the River was her revenue;
And she was the market of nations.